Degrees and days of late freezing disaster of winter wheat in Henan province is performed by means of EOF and Morlet analysis through creating the index of freezing disaster on the basis of previous researches.
本文在前人有关小麦冻害研究基础上,通过构建冻害指数,用EOF和小波分析法,对河南冬小麦晚霜冻害发生程度和发生天数进行时空变化规律分析。
参考来源 - 冬小麦晚霜冻害遥感监测技术与方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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